libcli/smb: move smb2cli_write.c from source3 to the toplevel
[Samba/gebeck_regimport.git] / source3 / libsmb / smb2cli_flush.c
blob514fc9387229f50ea37e24181ca5e196c4e78daa
1 /*
2 Unix SMB/CIFS implementation.
3 smb2 lib
4 Copyright (C) Volker Lendecke 2011
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
20 #include "includes.h"
21 #include "client.h"
22 #include "async_smb.h"
23 #include "../libcli/smb/smbXcli_base.h"
24 #include "smb2cli.h"
25 #include "libsmb/proto.h"
26 #include "lib/util/tevent_ntstatus.h"
28 struct smb2cli_flush_state {
29 uint8_t fixed[24];
32 static void smb2cli_flush_done(struct tevent_req *subreq);
34 struct tevent_req *smb2cli_flush_send(TALLOC_CTX *mem_ctx,
35 struct tevent_context *ev,
36 struct smbXcli_conn *conn,
37 uint32_t timeout_msec,
38 struct smbXcli_session *session,
39 uint32_t tcon_id,
40 uint64_t fid_persistent,
41 uint64_t fid_volatile)
43 struct tevent_req *req, *subreq;
44 struct smb2cli_flush_state *state;
45 uint8_t *fixed;
47 req = tevent_req_create(mem_ctx, &state,
48 struct smb2cli_flush_state);
49 if (req == NULL) {
50 return NULL;
52 fixed = state->fixed;
53 SSVAL(fixed, 0, 24);
54 SBVAL(fixed, 8, fid_persistent);
55 SBVAL(fixed, 16, fid_volatile);
57 subreq = smb2cli_req_send(state, ev, conn, SMB2_OP_FLUSH,
58 0, 0, /* flags */
59 timeout_msec,
60 0xFEFF, /* pid */
61 tcon_id,
62 session,
63 state->fixed, sizeof(state->fixed),
64 NULL, 0);
65 if (tevent_req_nomem(subreq, req)) {
66 return tevent_req_post(req, ev);
68 tevent_req_set_callback(subreq, smb2cli_flush_done, req);
69 return req;
72 static void smb2cli_flush_done(struct tevent_req *subreq)
74 struct tevent_req *req =
75 tevent_req_callback_data(subreq,
76 struct tevent_req);
77 NTSTATUS status;
78 static const struct smb2cli_req_expected_response expected[] = {
80 .status = NT_STATUS_OK,
81 .body_size = 0x04
85 status = smb2cli_req_recv(subreq, NULL, NULL,
86 expected, ARRAY_SIZE(expected));
87 if (tevent_req_nterror(req, status)) {
88 return;
90 tevent_req_done(req);
93 NTSTATUS smb2cli_flush_recv(struct tevent_req *req)
95 return tevent_req_simple_recv_ntstatus(req);
98 NTSTATUS smb2cli_flush(struct smbXcli_conn *conn,
99 uint32_t timeout_msec,
100 struct smbXcli_session *session,
101 uint32_t tcon_id,
102 uint64_t fid_persistent,
103 uint64_t fid_volatile)
105 TALLOC_CTX *frame = talloc_stackframe();
106 struct tevent_context *ev;
107 struct tevent_req *req;
108 NTSTATUS status = NT_STATUS_NO_MEMORY;
110 if (smbXcli_conn_has_async_calls(conn)) {
112 * Can't use sync call while an async call is in flight
114 status = NT_STATUS_INVALID_PARAMETER;
115 goto fail;
117 ev = tevent_context_init(frame);
118 if (ev == NULL) {
119 goto fail;
121 req = smb2cli_flush_send(frame, ev, conn, timeout_msec, session,
122 tcon_id, fid_persistent, fid_volatile);
123 if (req == NULL) {
124 goto fail;
126 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
127 goto fail;
129 status = smb2cli_flush_recv(req);
130 fail:
131 TALLOC_FREE(frame);
132 return status;